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80681CS - 3.50 Inch Music Wire Extension Springs

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Estimated Lead Time

The 80681CS is a regular extension spring manufactured by Century Spring. This spring is made from high-quality Music Wire and has a natural finish. It has a wire diameter of 0.045 inches, an outer diameter of 0.5 inches, and a free length of 3.5 inches. The 80681CS has an initial tension of 0.7 Pound and a maximum deflection of 7.2 inches. It can handle a maximum load of 8.6 Pound Force. This spring features full loop ends, providing secure attachment points. With its reliable performance and precise measurements, the 80681CS is an excellent choice for various extension spring applications.

At Century Spring, we understand the importance of fast shipping and maintaining a substantial stock inventory. We take pride in manufacturing our products, including the 80681CS, right here in the United States. With our efficient shipping process and ample supply, we ensure that our customers receive their springs promptly. Whether you need springs for industrial equipment or personal projects, Century Spring is your trusted source for top-quality springs and reliable service.

Download CAD
Unit System
Specs (in standard)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.7 lb
Length 3.5 in
Material Music Wire
Outside Diameter 0.5 in
Part Type Standard
Rate 1.1 lbs/in
SKU 80681CS
Sugg Max Deflection 7.2 in
Sugg Max Load 8.6 lbf
Wire Diameter 0.045 in
Specs (in metric)
Label Value
Brand Century Spring
Ends Full Loop
Finish None
Initial Tension 0.32 kg
Length 88.9 mm
Material Music Wire
Outside Diameter 12.7 mm
Part Type Standard
Rate 0.19 N/mm
SKU 80681CS
Sugg Max Deflection 182.88 mm
Sugg Max Load 38.25 N
Wire Diameter 1.14 mm